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H8951-NA1 3G/4G Router User
Manual
Figure 3-2
Multiple Equipment Connection
3.3
Power Supply
In order to get high reliability, H8951-NA Cellular Wi-Fi Router adapt wide voltage input:
5-36VDC, support hot plug and complex application environment.
3.4
Installation Inspection
Before installation and power-on, the SIM card shall be pressed to inspect whether it is
properly inserted. After power-on, the working status indicator of the router shall be
inspected. The LAN interface will be bright as soon as power-on, and the RUN lamp will be
bright a while later, which means that the system has been started and working normally.
An antenna must be connected before power-on to avoid the impedance mismatching of
RF that causes unsuccessful dial-up and Internet access due to poor signals
Operating steps
Step 1
Inspect whether the antenna is correctly connected.
Step 2
Inspect whether the SIM card is correctly and properly installed and confirm whether the
SIM card is valid.